Mississippi Valley Structural Steel Co.
Jackson Street Bridge (Will County, Illinois)
Built 1932Bascule bridge over Des Plaines River on Jackson Street in JolietOpen to traffic
Jefferson Street Bridge (Will County, Illinois)
Built 1933Through truss bascule bridge over Des Plaines River on Eastbound US 30 in JolietOpen to two-lane traffic
McDonough Street Bridge (Will County, Illinois)
Built 1933Bascule bridge over Des Plaines River on McDonough Street (US 6/52) in JolietOpen to traffic